/*
    * MoneyWise: Finance Application
    * Copyright 2012-2026. Tony Washer
    *
    * Licensed under the Apache License, Version 2.0 (the "License"); you may not
    * use this file except in compliance with the License.  You may obtain a copy
    * of the License at
    *
    *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
   * License for the specific language governing permissions and limitations under
   * the License.
   */
  package io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.buckets;
  
  import io.github.tonywasher.joceanus.oceanus.base.OceanusException;
  import io.github.tonywasher.joceanus.oceanus.date.OceanusDate;
  import io.github.tonywasher.joceanus.oceanus.date.OceanusDateRange;
  import io.github.tonywasher.joceanus.oceanus.decimal.OceanusDecimal;
  import io.github.tonywasher.joceanus.oceanus.decimal.OceanusMoney;
  import io.github.tonywasher.joceanus.oceanus.decimal.OceanusPrice;
  import io.github.tonywasher.joceanus.oceanus.decimal.OceanusRatio;
  import io.github.tonywasher.joceanus.oceanus.decimal.OceanusUnits;
  import io.github.tonywasher.joceanus.oceanus.format.OceanusDataFormatter;
  import io.github.tonywasher.joceanus.metis.data.MetisDataDifference;
  import io.github.tonywasher.joceanus.metis.data.MetisDataFieldValue;
  import io.github.tonywasher.joceanus.metis.data.MetisDataItem.MetisDataList;
  import io.github.tonywasher.joceanus.metis.field.MetisFieldItem;
  import io.github.tonywasher.joceanus.metis.field.MetisFieldItem.MetisFieldTableItem;
  import io.github.tonywasher.joceanus.metis.field.MetisFieldSet;
  import io.github.tonywasher.joceanus.metis.list.MetisListIndexed;
  import io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.base.MoneyWiseXAnalysisEvent;
  import io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.base.MoneyWiseXAnalysisHistory;
  import io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.buckets.MoneyWiseXAnalysisInterfaces.MoneyWiseXAnalysisBucketPriced;
  import io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.buckets.MoneyWiseXAnalysisInterfaces.MoneyWiseXAnalysisCursor;
  import io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.values.MoneyWiseXAnalysisSecurityAttr;
  import io.github.tonywasher.joceanus.moneywise.atlas.data.analysis.values.MoneyWiseXAnalysisSecurityValues;
  import io.github.tonywasher.joceanus.moneywise.data.basic.MoneyWiseBasicResource;
  import io.github.tonywasher.joceanus.moneywise.data.basic.MoneyWisePortfolio;
  import io.github.tonywasher.joceanus.moneywise.data.basic.MoneyWiseSecurity;
  import io.github.tonywasher.joceanus.moneywise.data.basic.MoneyWiseSecurityHolding;
  import io.github.tonywasher.joceanus.moneywise.data.statics.MoneyWiseCurrency;
  import io.github.tonywasher.joceanus.moneywise.data.statics.MoneyWiseSecurityClass;
  import io.github.tonywasher.joceanus.moneywise.data.statics.MoneyWiseSecurityType;
  import io.github.tonywasher.joceanus.moneywise.data.statics.MoneyWiseStaticDataType;
  import io.github.tonywasher.joceanus.moneywise.exc.MoneyWiseDataException;
  
  import java.util.Currency;
  import java.util.Iterator;
  import java.util.List;
  
  /**
   * The Security Bucket class.
   */
  public final class MoneyWiseXAnalysisSecurityBucket
          implements MetisFieldTableItem, MoneyWiseXAnalysisBucketPriced {
      /**
       * Local Report fields.
       */
      private static final MetisFieldSet<MoneyWiseXAnalysisSecurityBucket> FIELD_DEFS = MetisFieldSet.newFieldSet(MoneyWiseXAnalysisSecurityBucket.class);
  
      /*
       * Declare Fields.
       */
      static {
          FIELD_DEFS.declareLocalField(MoneyWiseXAnalysisBucketResource.ANALYSIS_NAME, MoneyWiseXAnalysisSecurityBucket::getAnalysis);
          FIELD_DEFS.declareLocalField(MoneyWiseBasicResource.ASSETTYPE_SECURITYHOLDING, MoneyWiseXAnalysisSecurityBucket::getSecurityHolding);
          FIELD_DEFS.declareLocalField(MoneyWiseStaticDataType.SECURITYTYPE, MoneyWiseXAnalysisSecurityBucket::getSecurityType);
          FIELD_DEFS.declareLocalField(MoneyWiseStaticDataType.CURRENCY, MoneyWiseXAnalysisSecurityBucket::getCurrency);
          FIELD_DEFS.declareLocalField(MoneyWiseXAnalysisBucketResource.BUCKET_BASEVALUES, MoneyWiseXAnalysisSecurityBucket::getBaseValues);
          FIELD_DEFS.declareLocalField(MoneyWiseXAnalysisBucketResource.BUCKET_HISTORY, MoneyWiseXAnalysisSecurityBucket::getHistoryMap);
          FIELD_DEFS.declareLocalFieldsForEnum(MoneyWiseXAnalysisSecurityAttr.class, MoneyWiseXAnalysisSecurityBucket::getAttributeValue);
      }
  
      /**
       * The analysis.
       */
      private final MoneyWiseXAnalysis theAnalysis;
  
      /**
       * The security holding.
       */
      private final MoneyWiseSecurityHolding theHolding;
  
      /**
       * The security.
       */
      private final MoneyWiseSecurity theSecurity;
  
      /**
       * The portfolio.
       */
      private final MoneyWisePortfolio thePortfolio;
  
      /**
       * The currency.
      */
     private final MoneyWiseCurrency theCurrency;
 
     /**
      * Is this a foreign currency?
      */
     private final boolean isForeignCurrency;
 
     /**
      * Is this a stock option?
      */
     private final boolean isStockOption;
 
     /**
      * The security type.
      */
     private final MoneyWiseSecurityType theCategory;
 
     /**
      * Values.
      */
     private final MoneyWiseXAnalysisSecurityValues theValues;
 
     /**
      * The base values.
      */
     private final MoneyWiseXAnalysisSecurityValues theBaseValues;
 
     /**
      * History Map.
      */
     private final MoneyWiseXAnalysisHistory<MoneyWiseXAnalysisSecurityValues, MoneyWiseXAnalysisSecurityAttr> theHistory;
 
     /**
      * Constructor.
      *
      * @param pAnalysis the analysis
      * @param pHolding  the security holding
      */
     MoneyWiseXAnalysisSecurityBucket(final MoneyWiseXAnalysis pAnalysis,
                                      final MoneyWiseSecurityHolding pHolding) {
         /* Store the details */
         theHolding = pHolding;
         theCurrency = pHolding.getAssetCurrency();
         theSecurity = pHolding.getSecurity();
         thePortfolio = pHolding.getPortfolio();
         theAnalysis = pAnalysis;
 
         /* Obtain category */
         theCategory = theSecurity.getCategory();
 
         /* Determine currency */
         final MoneyWiseCurrency myReportingCurrency = pAnalysis.getCurrency();
         final MoneyWiseCurrency myHoldingCurrency = pHolding.getAssetCurrency();
 
         /* Determine whether we are a foreign currency */
         isForeignCurrency = !MetisDataDifference.isEqual(myReportingCurrency, myHoldingCurrency);
         final Currency myCurrency = MoneyWiseXAnalysisAccountBucket.deriveCurrency(myHoldingCurrency);
         final Currency myRepCurrency = MoneyWiseXAnalysisAccountBucket.deriveCurrency(myReportingCurrency);
 
         /* Note stockOption */
         isStockOption = theSecurity.getUnderlyingStock() != null;
 
         /* Create the history map */
         final MoneyWiseXAnalysisSecurityValues myValues = new MoneyWiseXAnalysisSecurityValues(myCurrency, myRepCurrency);
         theHistory = new MoneyWiseXAnalysisHistory<>(myValues);
 
         /* Access the key value maps */
         theValues = theHistory.getValues();
         theBaseValues = theHistory.getBaseValues();
 
         /* Register for price Updates */
         final MoneyWiseXAnalysisCursor myCursor = theAnalysis.getCursor();
         myCursor.registerForPriceUpdates(this);
 
         /* Store the security price */
         recordSecurityPrice();
 
         /* If this is a foreign currency account */
         if (isForeignCurrency) {
             /* Register for xchangeRate Updates */
             myCursor.registerForXchgRateUpdates(this);
 
             /* Record the exchangeRate and copy to base */
             recordExchangeRate();
             theBaseValues.setValue(MoneyWiseXAnalysisSecurityAttr.EXCHANGERATE, getValue(MoneyWiseXAnalysisSecurityAttr.EXCHANGERATE));
 
             /* Create a new reportedValuation */
             final OceanusMoney myReported = new OceanusMoney(theAnalysis.getCurrency().getCurrency());
             theValues.setValue(MoneyWiseXAnalysisSecurityAttr.VALUATION, myReported);
             theBaseValues.setValue(MoneyWiseXAnalysisSecurityAttr.VALUATION, myReported);
         }
     }
 
     /**
      * Constructor.
      *
      * @param pAnalysis the analysis
      * @param pBase     the underlying bucket
      * @param pDate     the date for the bucket
      */
     private MoneyWiseXAnalysisSecurityBucket(final MoneyWiseXAnalysis pAnalysis,
                                              final MoneyWiseXAnalysisSecurityBucket pBase,
                                              final OceanusDate pDate) {
         /* Copy details from base */
         theHolding = pBase.getSecurityHolding();
         theCurrency = pBase.getCurrency();
         theSecurity = pBase.getSecurity();
         thePortfolio = pBase.getPortfolio();
         theCategory = pBase.getSecurityType();
         theAnalysis = pAnalysis;
         isForeignCurrency = pBase.isForeignCurrency();
         isStockOption = pBase.isStockOption();
 
         /* Access the relevant history */
         theHistory = new MoneyWiseXAnalysisHistory<>(pBase.getHistoryMap(), pDate);
 
         /* Access the key value maps */
         theValues = theHistory.getValues();
         theBaseValues = theHistory.getBaseValues();
     }
 
     /**
      * Constructor.
      *
      * @param pAnalysis the analysis
      * @param pBase     the underlying bucket
      * @param pRange    the range for the bucket
      */
     private MoneyWiseXAnalysisSecurityBucket(final MoneyWiseXAnalysis pAnalysis,
                                              final MoneyWiseXAnalysisSecurityBucket pBase,
                                              final OceanusDateRange pRange) {
         /* Copy details from base */
         theHolding = pBase.getSecurityHolding();
         theCurrency = pBase.getCurrency();
         theSecurity = pBase.getSecurity();
         thePortfolio = pBase.getPortfolio();
         theCategory = pBase.getSecurityType();
         theAnalysis = pAnalysis;
         isForeignCurrency = pBase.isForeignCurrency();
         isStockOption = pBase.isStockOption();
 
         /* Access the relevant history */
         theHistory = new MoneyWiseXAnalysisHistory<>(pBase.getHistoryMap(), pRange);
 
         /* Access the key value maps */
         theValues = theHistory.getValues();
         theBaseValues = theHistory.getBaseValues();
     }
 
     @Override
     public MetisFieldSet<MoneyWiseXAnalysisSecurityBucket> getDataFieldSet() {
         return FIELD_DEFS;
     }
 
     @Override
     public String formatObject(final OceanusDataFormatter pFormatter) {
         return toString();
     }
 
     @Override
     public Long getBucketId() {
         return theHolding.getExternalId();
     }
 
     @Override
     public String toString() {
         return getDecoratedName() + " " + theValues;
     }
 
     /**
      * Obtain the name.
      *
      * @return the name
      */
     public String getSecurityName() {
         return theSecurity.getName();
     }
 
     /**
      * Obtain the decorated name.
      *
      * @return the decorated name
      */
     public String getDecoratedName() {
         return theHolding.getName();
     }
 
     /**
      * Obtain the holding.
      *
      * @return the holding
      */
     public MoneyWiseSecurityHolding getSecurityHolding() {
         return theHolding;
     }
 
     @Override
     public MoneyWiseSecurity getSecurity() {
         return theSecurity;
     }
 
     /**
      * Obtain the portfolio.
      *
      * @return the portfolio
      */
     public MoneyWisePortfolio getPortfolio() {
         return thePortfolio;
     }
 
     @Override
     public MoneyWiseCurrency getCurrency() {
         return theCurrency;
     }
 
     /**
      * Is this a foreign currency?
      *
      * @return true/false
      */
     public boolean isForeignCurrency() {
         return isForeignCurrency;
     }
 
     @Override
     public boolean isStockOption() {
         return isStockOption;
     }
 
     @Override
     public Integer getIndexedId() {
         return theSecurity.getIndexedId();
     }
 
     /**
      * Obtain the security type.
      *
      * @return the security type
      */
     public MoneyWiseSecurityType getSecurityType() {
         return theCategory;
     }
 
     /**
      * Is this bucket idle?
      *
      * @return true/false
      */
     public boolean isIdle() {
         return theHistory.isIdle();
     }
 
     /**
      * Obtain the analysis.
      *
      * @return the analysis
      */
     MoneyWiseXAnalysis getAnalysis() {
         return theAnalysis;
     }
 
     /**
      * Obtain date range.
      *
      * @return the range
      */
     public OceanusDateRange getDateRange() {
         return theAnalysis.getDateRange();
     }
 
     /**
      * Obtain the value map.
      *
      * @return the value map
      */
     public MoneyWiseXAnalysisSecurityValues getValues() {
         return theValues;
     }
 
     /**
      * Obtain the base value map.
      *
      * @return the base value map
      */
     public MoneyWiseXAnalysisSecurityValues getBaseValues() {
         return theBaseValues;
     }
 
     /**
      * Obtain values for event.
      *
      * @param pEvent the event
      * @return the values (or null)
      */
     public MoneyWiseXAnalysisSecurityValues getValuesForEvent(final MoneyWiseXAnalysisEvent pEvent) {
         return theHistory.getValuesForEvent(pEvent);
     }
 
     /**
      * Obtain previous values for event.
      *
      * @param pEvent the event
      * @return the values (or null)
      */
     public MoneyWiseXAnalysisSecurityValues getPreviousValuesForEvent(final MoneyWiseXAnalysisEvent pEvent) {
         return theHistory.getPreviousValuesForEvent(pEvent);
     }
 
     /**
      * Obtain delta for event.
      *
      * @param pEvent the event
      * @param pAttr  the attribute
      * @return the delta (or null)
      */
     public OceanusDecimal getDeltaForEvent(final MoneyWiseXAnalysisEvent pEvent,
                                            final MoneyWiseXAnalysisSecurityAttr pAttr) {
         /* Obtain delta for transaction */
         return theHistory.getDeltaValue(pEvent, pAttr);
     }
 
     /**
      * Obtain money delta for event.
      *
      * @param pEvent the event
      * @param pAttr  the attribute
      * @return the delta (or null)
      */
     public OceanusMoney getMoneyDeltaForEvent(final MoneyWiseXAnalysisEvent pEvent,
                                               final MoneyWiseXAnalysisSecurityAttr pAttr) {
         /* Obtain delta for transaction */
         return theHistory.getDeltaMoneyValue(pEvent, pAttr);
     }
 
     /**
      * Obtain units delta for event.
      *
      * @param pEvent the event
      * @param pAttr  the attribute
      * @return the delta (or null)
      */
     public OceanusUnits getUnitsDeltaForEvent(final MoneyWiseXAnalysisEvent pEvent,
                                               final MoneyWiseXAnalysisSecurityAttr pAttr) {
         /* Obtain delta for transaction */
         return theHistory.getDeltaUnitsValue(pEvent, pAttr);
     }
 
     /**
      * Obtain the history map.
      *
      * @return the history map
      */
     private MoneyWiseXAnalysisHistory<MoneyWiseXAnalysisSecurityValues, MoneyWiseXAnalysisSecurityAttr> getHistoryMap() {
         return theHistory;
     }
 
     /**
      * Set Attribute.
      *
      * @param pAttr  the attribute
      * @param pValue the value of the attribute
      */
     public void setValue(final MoneyWiseXAnalysisSecurityAttr pAttr,
                          final Object pValue) {
         /* Set the value into the list */
         theValues.setValue(pAttr, pValue);
     }
 
     /**
      * Get an attribute value.
      *
      * @param pAttr the attribute
      * @return the value to set
      */
     private Object getAttributeValue(final MoneyWiseXAnalysisSecurityAttr pAttr) {
         /* Access value of object */
         final Object myValue = getValue(pAttr);
 
         /* Return the value */
         return myValue != null
                 ? myValue
                 : MetisDataFieldValue.SKIP;
     }
 
     /**
      * Obtain an attribute value.
      *
      * @param pAttr the attribute
      * @return the value of the attribute or null
      */
     private Object getValue(final MoneyWiseXAnalysisSecurityAttr pAttr) {
         /* Obtain the value */
         return theValues.getValue(pAttr);
     }
 
     /**
      * Adjust Units.
      *
      * @param pDelta the delta
      */
     public void adjustUnits(final OceanusUnits pDelta) {
         OceanusUnits myValue = theValues.getUnitsValue(MoneyWiseXAnalysisSecurityAttr.UNITS);
         myValue = new OceanusUnits(myValue);
         myValue.addUnits(pDelta);
         setValue(MoneyWiseXAnalysisSecurityAttr.UNITS, myValue);
     }
 
     /**
      * Adjust ResidualCost.
      *
      * @param pDelta the delta
      */
     public void adjustResidualCost(final OceanusMoney pDelta) {
         OceanusMoney myValue = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.RESIDUALCOST);
         myValue = new OceanusMoney(myValue);
         myValue.addAmount(pDelta);
         setValue(MoneyWiseXAnalysisSecurityAttr.RESIDUALCOST, myValue);
     }
 
     /**
      * Adjust RealisedGains.
      *
      * @param pDelta the delta
      */
     public void adjustRealisedGains(final OceanusMoney pDelta) {
         OceanusMoney myValue = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.REALISEDGAINS);
         myValue = new OceanusMoney(myValue);
         myValue.addAmount(pDelta);
         setValue(MoneyWiseXAnalysisSecurityAttr.REALISEDGAINS, myValue);
     }
 
     /**
      * Adjust Dividends.
      *
      * @param pDelta the delta
      */
     public void adjustDividend(final OceanusMoney pDelta) {
         OceanusMoney myValue = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.DIVIDEND);
         myValue = new OceanusMoney(myValue);
         myValue.addAmount(pDelta);
         setValue(MoneyWiseXAnalysisSecurityAttr.DIVIDEND, myValue);
     }
 
     /**
      * Adjust Funded.
      *
      * @param pDelta the delta
      */
     public void adjustFunded(final OceanusMoney pDelta) {
         OceanusMoney myValue = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.FUNDED);
         myValue = new OceanusMoney(myValue);
         myValue.addAmount(pDelta);
         setValue(MoneyWiseXAnalysisSecurityAttr.FUNDED, myValue);
     }
 
     /**
      * Ensure that start date is set.
      *
      * @param pDate the startDate
      */
     public void ensureStartDate(final OceanusDate pDate) {
         if (theValues.getValue(MoneyWiseXAnalysisSecurityAttr.STARTDATE) == null) {
             setValue(MoneyWiseXAnalysisSecurityAttr.STARTDATE, pDate);
         }
     }
 
     @Override
     public void calculateUnrealisedGains() {
         /* Unrealised gains is VALUATION - RESIDUALCOST */
         OceanusMoney myValue = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.VALUATION);
         myValue = new OceanusMoney(myValue);
         myValue.subtractAmount(theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.RESIDUALCOST));
         setValue(MoneyWiseXAnalysisSecurityAttr.UNREALISEDGAINS, myValue);
     }
 
     @Override
     public void recordSecurityPrice() {
         /* Access the current price */
         final MoneyWiseXAnalysisCursor myCursor = theAnalysis.getCursor();
         OceanusPrice myPrice = myCursor.getCurrentPrice(getSecurity());
 
         /* If this is a stockOption */
         if (isStockOption) {
             /* Price is any positive difference between stockPrice and optioonPrice */
             myPrice = new OceanusPrice(myPrice);
             myPrice.subtractPrice(getSecurity().getOptionPrice());
             if (!myPrice.isPositive()) {
                 myPrice.setZero();
             }
         }
 
         /* If we are funded */
         final OceanusMoney myFunded = new OceanusMoney(theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.FUNDED));
         if (myFunded.isNonZero()) {
             /* Set funded to zero */
             theValues.setZeroMoney(MoneyWiseXAnalysisSecurityAttr.FUNDED);
 
             /* If we have zero units, honour autoUnits */
             final MoneyWiseSecurityClass mySecClass = getSecurity().getCategoryClass();
             final OceanusUnits myUnits = theValues.getUnitsValue(MoneyWiseXAnalysisSecurityAttr.UNITS);
             if (myUnits.isZero() && mySecClass.isAutoUnits()) {
                 final OceanusUnits myAutoUnits = OceanusUnits.getWholeUnits(mySecClass.getAutoUnits());
                 theValues.setValue(MoneyWiseXAnalysisSecurityAttr.UNITS, myAutoUnits);
             }
         }
 
         /* Store the price */
         theValues.setValue(MoneyWiseXAnalysisSecurityAttr.PRICE, myPrice);
     }
 
     @Override
     public void recordExchangeRate() {
         final MoneyWiseXAnalysisCursor myCursor = theAnalysis.getCursor();
         final OceanusRatio myRate = myCursor.getCurrentXchgRate(getSecurity().getAssetCurrency());
         theValues.setValue(MoneyWiseXAnalysisSecurityAttr.EXCHANGERATE, myRate);
     }
 
     @Override
     public void registerEvent(final MoneyWiseXAnalysisEvent pEvent) {
         /* Register the event in the history */
         theHistory.registerEvent(pEvent, theValues);
     }
 
     @Override
     public void valueAsset() {
         /* Access units and price */
         final OceanusUnits myUnits = theValues.getUnitsValue(MoneyWiseXAnalysisSecurityAttr.UNITS);
         final OceanusPrice myPrice = theValues.getPriceValue(MoneyWiseXAnalysisSecurityAttr.PRICE);
 
         /* Calculate the value */
         final OceanusMoney myLocalValue = myUnits.valueAtPrice(myPrice);
         setValue(MoneyWiseXAnalysisSecurityAttr.VALUE, myLocalValue);
 
         /* Adjust the valuation */
         adjustValuation();
     }
 
     @Override
     public void adjustValuation() {
         /* Calculate the value of the asset */
         OceanusMoney myBalance = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.VALUE);
 
         /* If this is a foreign asset */
         if (isForeignCurrency) {
             /* Calculate the value in the local currency */
             final OceanusRatio myRate = theValues.getRatioValue(MoneyWiseXAnalysisSecurityAttr.EXCHANGERATE);
             myBalance = myBalance.convertCurrency(theAnalysis.getCurrency().getCurrency(), myRate);
         }
 
         /* If we have a funded value */
         final OceanusMoney myFunded = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.FUNDED);
         if (myFunded.isNonZero()) {
             /* Add to valuation */
             myBalance.addAmount(myFunded);
         }
 
         /* Record the valuation */
         theValues.setValue(MoneyWiseXAnalysisSecurityAttr.VALUATION, myBalance);
     }
 
     @Override
     public OceanusMoney getDeltaValuation() {
         /* Determine the delta */
         final OceanusMoney myDelta = new OceanusMoney(theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.VALUATION));
         myDelta.subtractAmount(theHistory.getLastValues().getMoneyValue(MoneyWiseXAnalysisSecurityAttr.VALUATION));
         return myDelta;
     }
 
     /**
      * Obtain the delta of unrealisedGains.
      *
      * @return the delta
      */
     public OceanusMoney getDeltaUnrealisedGains() {
         /* Determine the delta */
         final OceanusMoney myDelta = new OceanusMoney(theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.UNREALISEDGAINS));
         myDelta.subtractAmount(theHistory.getLastValues().getMoneyValue(MoneyWiseXAnalysisSecurityAttr.UNREALISEDGAINS));
         return myDelta;
     }
 
     /**
      * calculate the deltas for a priced asset.
      */
     private void calculateDeltas() {
         /* Obtain a copy of the value */
         OceanusMoney myValue = theValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.VALUATION);
         myValue = new OceanusMoney(myValue);
 
         /* Subtract any base value */
         myValue.subtractAmount(theBaseValues.getMoneyValue(MoneyWiseXAnalysisSecurityAttr.VALUATION));
 
         /* Set the delta */
         setValue(MoneyWiseXAnalysisSecurityAttr.VALUEDELTA, myValue);
     }
 
     /**
      * Adjust to base.
      */
     void adjustToBase() {
         /* Adjust to base values */
         theValues.adjustToBaseValues(theBaseValues);
         theBaseValues.resetBaseValues();
     }
 
     /**
      * Is the bucket active?
      *
      * @return true/false
      */
     public boolean isActive() {
         return theValues.isActive();
     }
 
     /**
      * SecurityBucket list class.
      */
     public static final class MoneyWiseXAnalysisSecurityBucketList
             implements MetisFieldItem, MetisDataList<MoneyWiseXAnalysisSecurityBucket> {
         /**
          * Local Report fields.
          */
         private static final MetisFieldSet<MoneyWiseXAnalysisSecurityBucketList> FIELD_DEFS = MetisFieldSet.newFieldSet(MoneyWiseXAnalysisSecurityBucketList.class);
 
         /*
          * Declare Fields.
          */
         static {
             FIELD_DEFS.declareLocalField(MoneyWiseXAnalysisBucketResource.ANALYSIS_NAME, MoneyWiseXAnalysisSecurityBucketList::getAnalysis);
         }
 
         /**
          * The analysis.
          */
         private final MoneyWiseXAnalysis theAnalysis;
 
         /**
          * The list.
          */
         private final MetisListIndexed<MoneyWiseXAnalysisSecurityBucket> theList;
 
         /**
          * Construct a top-level List.
          *
          * @param pAnalysis the analysis
          */
         MoneyWiseXAnalysisSecurityBucketList(final MoneyWiseXAnalysis pAnalysis) {
             theAnalysis = pAnalysis;
             theList = new MetisListIndexed<>();
             theList.setComparator((l, r) -> l.getSecurity().compareTo(r.getSecurity()));
         }
 
         /**
          * Construct a dated List.
          *
          * @param pAnalysis the analysis
          * @param pBase     the base list
          * @param pDate     the Date
          */
         MoneyWiseXAnalysisSecurityBucketList(final MoneyWiseXAnalysis pAnalysis,
                                              final MoneyWiseXAnalysisSecurityBucketList pBase,
                                              final OceanusDate pDate) {
             /* Initialise class */
             this(pAnalysis);
 
             /* Loop through the buckets */
             final Iterator<MoneyWiseXAnalysisSecurityBucket> myIterator = pBase.iterator();
             while (myIterator.hasNext()) {
                 final MoneyWiseXAnalysisSecurityBucket myCurr = myIterator.next();
 
                 /* Access the bucket for this date */
                 final MoneyWiseXAnalysisSecurityBucket myBucket = new MoneyWiseXAnalysisSecurityBucket(pAnalysis, myCurr, pDate);
 
                 /*
                  * Ignore idle securities. Note that we must include securities that have been
                  * closed in order to adjust Market Growth.
                  */
                 if (!myBucket.isIdle()) {
                     /* Add to the list */
                     theList.add(myBucket);
                 }
             }
         }
 
         /**
          * Construct a ranged List.
          *
          * @param pAnalysis the analysis
          * @param pBase     the base list
          * @param pRange    the Date Range
          */
         MoneyWiseXAnalysisSecurityBucketList(final MoneyWiseXAnalysis pAnalysis,
                                              final MoneyWiseXAnalysisSecurityBucketList pBase,
                                              final OceanusDateRange pRange) {
             /* Initialise class */
             this(pAnalysis);
 
             /* Loop through the buckets */
             final Iterator<MoneyWiseXAnalysisSecurityBucket> myIterator = pBase.iterator();
             while (myIterator.hasNext()) {
                 final MoneyWiseXAnalysisSecurityBucket myCurr = myIterator.next();
 
                 /* Access the bucket for this range */
                 final MoneyWiseXAnalysisSecurityBucket myBucket = new MoneyWiseXAnalysisSecurityBucket(pAnalysis, myCurr, pRange);
 
                 /* If the bucket is non-idle or active */
                 if (myBucket.isActive() || !myBucket.isIdle()) {
                     /* Adjust to base and add to the list */
                     myBucket.adjustToBase();
                     theList.add(myBucket);
                 }
             }
         }
 
         @Override
         public MetisFieldSet<MoneyWiseXAnalysisSecurityBucketList> getDataFieldSet() {
             return FIELD_DEFS;
         }
 
         @Override
         public List<MoneyWiseXAnalysisSecurityBucket> getUnderlyingList() {
             return theList.getUnderlyingList();
         }
 
         @Override
         public String formatObject(final OceanusDataFormatter pFormatter) {
             return getDataFieldSet().getName();
         }
 
         /**
          * Obtain the analysis.
          *
          * @return the analysis
          */
         MoneyWiseXAnalysis getAnalysis() {
             return theAnalysis;
         }
 
         /**
          * Obtain item by id.
          *
          * @param pId the id to lookup
          * @return the item (or null if not present)
          */
         public MoneyWiseXAnalysisSecurityBucket findItemById(final Integer pId) {
             /* Return results */
             return theList.getItemById(pId);
         }
 
         /**
          * SortBuckets.
          */
         void sortBuckets() {
             theList.sortList();
         }
 
         /**
          * Obtain the SecurityBucket for a given security holding.
          *
          * @param pHolding the security holding
          * @return the bucket
          */
         public MoneyWiseXAnalysisSecurityBucket getBucket(final MoneyWiseSecurityHolding pHolding) {
             /* Locate the bucket in the list */
             final MoneyWiseSecurity mySecurity = pHolding.getSecurity();
             MoneyWiseXAnalysisSecurityBucket myItem = findItemById(mySecurity.getIndexedId());
 
             /* If the item does not yet exist */
             if (myItem == null) {
                 /* Create the new bucket */
                 myItem = new MoneyWiseXAnalysisSecurityBucket(theAnalysis, pHolding);
 
                 /* Add to the list */
                 theList.add(myItem);
             }
 
             /* Return the bucket */
             return myItem;
         }
 
         /**
          * Mark active securities.
          *
          * @return true/false are there active securities?
          * @throws OceanusException on error
          */
         boolean markActiveSecurities() throws OceanusException {
             /* Loop through the buckets */
             boolean areActive = false;
             final Iterator<MoneyWiseXAnalysisSecurityBucket> myIterator = iterator();
             while (myIterator.hasNext()) {
                 final MoneyWiseXAnalysisSecurityBucket myCurr = myIterator.next();
                 final MoneyWiseSecurity mySecurity = myCurr.getSecurity();
 
                 /* If we are active */
                 if (myCurr.isActive()) {
                     /* Set the security as relevant */
                     mySecurity.setRelevant();
                     areActive = true;
                 }
 
                 /* If we are closed */
                 if (Boolean.TRUE.equals(mySecurity.isClosed())) {
                     /* Ensure that we have correct closed dates */
                     mySecurity.adjustClosed();
 
                     /* If we are Relevant */
                     if (mySecurity.isRelevant()
                             && theAnalysis.getData().checkClosedAccounts()) {
                         /* throw exception */
                         throw new MoneyWiseDataException(myCurr, "Illegally closed security");
                     }
                 }
             }
 
             /* Return active indication */
             return areActive;
         }
     }
 }